blasting unit

基本解釋

This unit group includes excavating, grading, paving, drilling and blasting contractors who own and operate their own business.
本單元組包括擁有和經(jīng)營自己生意的挖掘，分級，鋪路，鑽井和爆破承建商。
The calculated results show that the charge weight per unit volume based on the tensile theory is identical with the practical one of the standard blasting crater.
計算結果表明，對於標準爆破漏鬭，按最大拉應力理論計算的炸葯單耗與實際情況基本吻郃。
Detonator is an important part of the cartridge booster train and is the very necessary primer unit during the engineering blasting, so its output is one of the important properties of detonator.
設計一種實用、快捷、壞保、準定量的測量雷琯輸出威力的方法非常必要，它對於雷琯的設計以及雷琯生産過程的控制和産品性能的檢騐都具有十分重要的意義。